Stoat, Ermine vs Yellow-bellied Weasel

Mustela erminea compared with Mustela kathiah

Key Differences

• Stoat, Ermine is Vulnerable while Yellow-bellied Weasel is Least Concern.

Taxonomic Classification

Rank	Stoat, Ermine	Yellow-bellied Weasel
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order same	Carnivora (食肉目)	Carnivora (食肉目)
Family same	Mustelidae (Weasels & Otters)	Mustelidae (Weasels & Otters)
Genus same	Mustela	Mustela
Species	Mustela erminea	Mustela kathiah

Evolutionary Relationship

Stoat, Ermine and Yellow-bellied Weasel share a common ancestor at the Genus level: Mustela.

Conservation Status

Stoat, Ermine

VU — Vulnerable

Yellow-bellied Weasel

LC — Least Concern

Physical Characteristics

Attribute	Stoat, Ermine	Yellow-bellied Weasel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Stoat, Ermine

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and temperate broadleaf and mixed forests, among 6 distinct biome types spanning the Australasia and Indomalayan and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Indonesia), Europe (6 countries), North America (United States), and Oceania and the Pacific (New Zealand). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Yellow-bellied Weasel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Stoat, Ermine

白鼬（Mustela erminea）在IUCN红色名录中被列为易危（VU）。在野外面临较高的濒危风险，种群数量下降，栖息地压力增加。